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Can Huang, Yongwei Wang, Shuyuan Xu, Wenchi Shou, Chengming Peng and Danfeng Lv
Main cables, comprising a number of wire strands, constitute a vital element in long-span suspension bridges. The determination of their alignment during construction is of great importance, and relative sag is commonly measured for the efficient sag adj...
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Linlin Zhu, Yuchu Dong, Zexiao Li, Xiaodong Zhang and Fengzhou Fang
Diffractive optical elements (DOEs) play an important role in improving imaging quality and reducing system volume. The measurement of DOE surface topography is of great significance to the evaluation of DOE quality and the optimization of its manufactur...
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Jun Liu, Guangrong Peng, Leyi Xu, Pei Liu, Wanlin Xiong, Ming Luo, Xiang Gao, Xumin Liu, Haoran Liang and Zhichao Li
The source of oil and gas and the stages of oil and gas accumulation in the ?double-Paleo? field of the HZ-A structure in the Pearl River Mouth Basin are analyzed, and the spatiotemporal coupling relationship of the key conditions of oil and gas accumula...
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